Consider the following transactions:

a. Purchased equipment for $130,000 cash.
b. Issued $14 par preferred stock for cash.
c. Cash received from sales to customers of $35,000.
d. Cash paid to vendors, $17,000.
e. Sold building for $19,000 gain for cash.
f. Purchased treasury stock for $28,000.
g. Retired a notes payable with 1,250 shares of the company’s common stock.

Identify the category of the statement of cash flows in which each transaction would be reported.